[  898.355013] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  898.355178] test-bond1: (slave test-bond0): making interface the new active one
[  898.355290] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  898.378414] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  898.389640] test-bond1: entered promiscuous mode
[  898.389682] test-bond0: entered promiscuous mode
[  899.391799] test-bond1: left promiscuous mode
[  899.391849] test-bond0: left promiscuous mode
[  900.267184] test-dummy0: entered promiscuous mode
[  902.287834] test-dummy0: left promiscuous mode
[  902.416111] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  902.424972] test-bond1 (unregistering): Released all slaves
[  902.438669] test-bond0 (unregistering): Released all slaves